package com.yuke.cloud.zuul;

import com.didispace.swagger.butler.EnableSwaggerButler;
import com.github.mthizo247.cloud.netflix.zuul.web.socket.EnableZuulWebSocket;
import com.yuke.cloud.zuul.filter.MyCorsFilter;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.security.oauth2.client.EnableOAuth2Sso;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.netflix.hystrix.EnableHystrix;
import org.springframework.cloud.netflix.zuul.EnableZuulProxy;
import org.springframework.context.annotation.Bean;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;
import org.springframework.web.socket.config.annotation.EnableWebSocketMessageBroker;

@SpringBootApplication
@EnableDiscoveryClient
@EnableZuulProxy
@EnableOAuth2Sso
@EnableHystrix
@EnableSwaggerButler
@EnableZuulWebSocket
@EnableWebSocketMessageBroker
public class YukeCloudZuulApplication {

    public static void main(String[] args) {
        SpringApplication.run(YukeCloudZuulApplication.class, args);
    }

    @Bean
    //mod by wg 20190104 自定义跨域过滤器，可针对接口进行配置
//    public CorsFilter corsFilter() {
    public MyCorsFilter corsFilter() {
        final UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        final CorsConfiguration config = new CorsConfiguration();
        // 允许cookies跨域
        config.setAllowCredentials(true);
        // #允许向该服务器提交请求的URI，*表示全部允许，在SpringMVC中，如果设成*，会自动转成当前请求头中的Origin
        config.addAllowedOrigin("*");
        // #允许访问的头信息,*表示全部
        config.addAllowedHeader("*");
        // 预检请求的缓存时间（秒），即在这个时间段里，对于相同的跨域请求不会再预检了
        config.setMaxAge(18000L);
        // 允许提交请求的方法，*表示全部允许
        config.addAllowedMethod("OPTIONS");
        config.addAllowedMethod("HEAD");
        // 允许Get的请求方法
        config.addAllowedMethod("GET");
        config.addAllowedMethod("PUT");
        config.addAllowedMethod("POST");
        config.addAllowedMethod("DELETE");
        config.addAllowedMethod("PATCH");
        source.registerCorsConfiguration("/**", config);
//        return new CorsFilter(source);
        return new MyCorsFilter(source);
    }
}
